/** 下拉框 initSelect **/
.wi-dp{
    padding-right: 40px;
    background-repeat: no-repeat;
    background-position: right center;
    background-size: 30px;
}
.wi-dp-disabled{ background-color: #ebebe4; }
.wi-dp{ background-image: url("../icons/dropdown.png"); }
.wi-dp-txt{
    width: 100%;
    height: 100%;
    -webkit-appearance: none;
    line-height: inherit;
    background: none;
    display: block;
    outline: none;
}
.wi-dp-sel{
    -webkit-appearance: none;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%; /* 不定义此行，无法撑满，原因？？ */
    border: none;
    outline: none;
    opacity: 0;
}